hg: jdk9/hs-rt/hotspot: 2 new changesets

[kim.barrett at oracle.com]

Changeset: 2b173ac390c6
Author:    kbarrett
Date:      2016-03-22 20:32 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/2b173ac390c6

8152196: SuspendibleThreadSet::yield scales poorly
Summary: Use semaphore to wake up VM thread on last suspendible leave/yield.
Reviewed-by: mgerdin, drwhite

! src/share/vm/gc/g1/suspendibleThreadSet.cpp
! src/share/vm/gc/g1/suspendibleThreadSet.hpp
! src/share/vm/runtime/init.cpp

Changeset: 0b7de457e97c
Author:    kbarrett
Date:      2016-03-24 23:42 +0000
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/0b7de457e97c

Merge